15912390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40801}}^1$

素因数の和:40824

約数の個数: 32

約数和(自身を含む): 41128416

約数和(自身を除く): 25216026

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 40801, 81602, 122403, 204005, 244806, 408010, 530413, 612015, 1060826, 1224030, 1591239, 2652065, 3182478, 5304130, 7956195, 15912390]

約数ペア:

[(1, 15912390), (2, 7956195), (3, 5304130), (5, 3182478), (6, 2652065), (10, 1591239), (13, 1224030), (15, 1060826), (26, 612015), (30, 530413), (39, 408010), (65, 244806), (78, 204005), (130, 122403), (195, 81602), (390, 40801)]